San Francisco Leasing Slows Amid Building Boom

Bijschrift:Contractors work at the Menlo Equities LLC and Beacon Capital Partners LLC's 460,000 square foot office complex construction site stands in Santa Clara, California, U.S., on Wednesday, May 1, 2013. Leasing by San Francisco-area technology firms is slowing just as developers are poised to add 6.5 million square feet of office space to the city and Silicon Valley, the most construction in a dozen years. Photographer: David Paul Morris/Bloomberg via Getty Images

Bijschrift:

Contractors work at the Menlo Equities LLC and Beacon Capital Partners LLC's 460,000 square foot office complex construction site stands in Santa Clara, California, U.S., on Wednesday, May 1, 2013. Leasing by San Francisco-area technology firms is slowing just as developers are poised to add 6.5 million square feet of office space to the city and Silicon Valley, the most construction in a dozen years. Photographer: David Paul Morris/Bloomberg via Getty Images

Contractors work at the Menlo Equities LLC and Beacon Capital... Nieuwsfoto'sBouw,Bouwen,Bouwondernemer,Californië,Financiën,Horizontaal,Kantoor,Noord- & Zuid-Amerika,Noord-Amerika,Ontwikkeling,Santa Clara County - Californië,Techniek,Verenigde Staten,WerkenPhotographer BloombergCollection: Bloomberg 2013 BloombergContractors work at the Menlo Equities LLC and Beacon Capital Partners LLC's 460,000 square foot office complex construction site stands in Santa Clara, California, U.S., on Wednesday, May 1, 2013. Leasing by San Francisco-area technology firms is slowing just as developers are poised to add 6.5 million square feet of office space to the city and Silicon Valley, the most construction in a dozen years. Photographer: David Paul Morris/Bloomberg via Getty Images